DIN 28031:2013-09 Flange joints for process vessels - Weld flanges for unpressurized process vessels
标准编号:DIN 28031:2013-09
英文标题:Flange joints for process vessels - Weld flanges for unpressurized process vessels
德文标题:Flanschverbindungen für Apparate - Schweißflansche für drucklose Apparate
发布日期:2013-09
标准预览图


